Ripley Under Ground

The Buckmaster Gallery is staging another Derwatt exhibition, but now an American collector claims that the expensive masterpiece he bought three years ago is a fake. It is, of course, and he wants to talk to Derwatt, but Derwatt, inconveniently, is dead.
Ripley needs the perfect solution to keep his role in the fraud a secret and his reputation clean but not everyone's nerves are as steady as his. Especially when it comes to murder...